[Bug 94021] Skylake GPU hang ecode 9:0:0x86dffffd

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94021

--- Comment #13 from AWe <andreas.westfeld at htw-dresden.de> ---
[4921632.170633] [drm] stuck on render ring
[4921632.171991] [drm] GPU HANG: ecode 9:0:0x86dffffd, in Xorg [26710], reason:
Engine(s) hung, action: reset
[4921632.174252] drm/i915: Resetting chip after gpu hang
[4921634.146966] [drm] RC6 on

00:00.0 Host bridge: Intel Corporation Skylake Host Bridge/DRAM Registers (rev
07)
00:02.0 VGA compatible controller: Intel Corporation HD Graphics 530 (rev 06)

vendor_id       : GenuineIntel
cpu family      : 6
model           : 94
model name      : Intel(R) Core(TM) i5-6600 CPU @ 3.30GHz
stepping        : 3
microcode       : 0x84
cpu MHz         : 3790.649
cache size      : 6144 KB

happens several times per hour, when I am writing a simple text in soffice
(package libreoffice-common 1:5.2.4-2)

mesa-va-driver 13.0.5-1

xserver-xorg-core 2:1.19.0-3

Linux 4.7.0-1-amd64 #1 SMP Debian 4.7.8-1 (2016-10-19) x86_64 GNU/Linux

"KWin-Fensterverwaltung" pops up with the words
"Arbeitsflächeneffekte wurden neu gestartet wegen der zurückgesetzten Grafik"

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